In March 2020 Transconverter LLC released the 500th PSN110 U1 auxiliary converter.
PSN110 U1 auxiliary converter is a component for electric trains EP2D series, which are used on road sections with the voltage 3000 DC V. It is meant to convert a high voltage of a contact system (2200…4000 V) to voltages needed for light circuit supply, control, air conditioning installation, compressor, battery bank charger, etc.